Cases of word usage

1) unpleasant result e.g. a delayed effect of a drug (aftereffect)

2) a kind of drug used to stimulate the nervous system (amphetamine)

3) (a kind of) drug used to calm a person's nerves and to cause sleep (barbiturate)

4) a drug smoked or chewed to cause high spirits (cannabis)

5) a kind of drug used as a local anesthetic and also by drug addicts (cocaine)

6) a kind of drug from opium, used to reduce strong pain (codeine)

7) (of) a device or drug used to prevent conception (contraceptive)

8) any strong or harmful drug (e.g. opium); a stupid person (dope)

9) a kind of narcotic drug prepared from morphine (heroin)

10) a drug dependent person, pretending to be against war but actually thus finding reason to drink a lot and avoid any work; very lazy person; hipster (hippie)